More water for arid lands:Promising Technologies and Research Programme.
Washington,National Academy of Science
More water for arid lands:Promising Technologies and Research Programme. - Washington National Academy of Science 1974 - 153
Desert,Arid,Semi Arid Arid Land
574.5265
More water for arid lands:Promising Technologies and Research Programme. - Washington National Academy of Science 1974 - 153
Desert,Arid,Semi Arid Arid Land
574.5265